CLAS Physics Database

Measurement E159M661

Experiment: E1-6
Year: 2001

Experiment comment:

Experiment year: 2001—2002
Spokesperson: V. Burkert
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π+)))
Q2: 3.5 — 4.2 GeV2
W: 1.4 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.0855545 0.0583383
27.0 0.208321 0.0770574
45.0 0.313542 0.0623976
63.0 0.303573 0.0598727
81.0 0.222741 0.0417064
99.0 0.32619 0.0660379
117.0 0.235013 0.0441953
135.0 0.301391 0.139993
153.0 0.283133 0.226881
171.0 0.211075 0.288676